1190492128 has 48 divisors (see below), whose sum is σ = 2704665600. Its totient is φ = 505247616.

The previous prime is 1190492089. The next prime is 1190492141. The reversal of 1190492128 is 8212940911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2728 + ... + 48871.

It is an arithmetic number, because the mean of its divisors is an integer number (56347200).

Almost surely, 2^1190492128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1190492128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1352332800).

1190492128 is an abundant number, since it is smaller than the sum of its proper divisors (1514173472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1190492128 is a wasteful number, since it uses less digits than its factorization.

1190492128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51719 (or 51711 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 1190492128 is about 34503.5089230067. The cubic root of 1190492128 is about 1059.8445624695.

The spelling of 1190492128 in words is "one billion, one hundred ninety million, four hundred ninety-two thousand, one hundred twenty-eight".